// -----------------------全局样式-----------------------
*{
    margin: 0;
    padding: 0;
}
ul {
    list-style: none;
}
#app {
    position: absolute;
    left: 0;
    top: 0;
    overflow: hidden;
    width: 100%;
    height: 100%;
    font-size: 20px;
}

// -----------------------覆盖vant-导航栏组件默认样式的-----------------------
.van-nav-bar {
    background-color: #1989FA;
    .van-nav-bar_title {
        color: #fff;
    }
    .van-nav-bar_text {
        color: #fff;
        font-size: 12px;
    }
    .van-icon {
        color: #fff;
    }
}
.van-tabbar {
    background: #fdfdfd;
}
.van-nav-bar_text:active{
    background: transparent;
}